Steep Rebound of Chloroquine-Sensitive Plasmodium falciparum in Zimbabwe

Author:

Mharakurwa Sungano1,Matsena-Zingoni Zvifadzo2,Mudare Nobert1,Matimba Charmaine1,Gara Tanatswa Xuxa1,Makuwaza Aramu2,Maponga Gladys2,Munyati Shungu3,Gwanzura Lovemore34,Mutambu Susan L1,Mason Peter3,Kobayashi Tamaki56,Midzi Nicholas2,Moss William J56,Ippolito Matthew M67

Affiliation:

1. Department of Health Sciences, Africa University, Mutare, Zimbabwe

2. National Institute of Health Research Malaria Section, Harare, Zimbabwe

3. Biomedical Research and Training Institute, Harare, Zimbabwe

4. College of Health Sciences, University of Zimbabwe, Harare, Zimbabwe

5. Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, USA

6. Johns Hopkins Malaria Research Institute, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, USA

7. Division of Clinical Pharmacology and Infectious Diseases, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA

Abstract

Abstract Removal of chloroquine from national malaria formularies can lead to the reversion of resistant Plasmodium falciparum to wild-type. We report a steep decline in chloroquine-resistant P falciparum within 10 years of national discontinuation of chloroquine monotherapy in Zimbabwe. Drug resistance surveillance is a vital component of malaria control programs, and the experience with chloroquine in Zimbabwe and elsewhere in sub-Saharan Africa is illustrative of the potentially rapid and dramatic impact of drug policy on antimalarial resistance.

Funder

National Institute of Allergy and Infectious Diseases

National Institutes of Health

International Centers of Excellence for Malaria Research

Johns Hopkins Malaria Research Institute

Publisher

Oxford University Press (OUP)

Subject

Infectious Diseases,Immunology and Allergy

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